When most students of psychology hear the term learning theory, they probably think about the history of psychology. After all, what comes to mind when you think about learning theory? Perhaps one thinks of the names of many great psychologists, such as Thorndike, Pavlov, Tolman, Hull, and Skinner. Perhaps you recall Skinner's pigeons pecking at lights in an operant chamber to obtain morsels of food. Or maybe you remember Pavlov's famous discovery that the sound of a metronome can be conditioned to make dogs salivate if it is presented together with powdered meat. But is learning theory a relic of psychology's past, as these vignettes might suggest? The answer is no. In fact, learning theory is an active and vibrant area of study in psychology, with a steady stream of fresh theories that are attempting to tacklel-earning about complex stimuli, the involvement...